Nominal Size                             Dimensions (all figures rounded)

Bldg.

Width

Eave

Height

 

 

30'

10'
30' 12'
30' 14'
30' 16'
40' 10'
40' 12'
40' 14'
40'

16'

12 PSF Frame Live Load

A

B
28'-8" 8'-4"
28'-8" 10'-4"
28'-8" 12'-4"
28'-8" 14'-4"
38'-8" 8'-4"
38'-8" 10'-4"
38'-8" 12'-4"
38'-8" 14'-2"

21 PSF Frame Live Load

A

 B
28'-8" 8'-4"
28'-8" 10'-4"
28'-8" 12'-4"
28'-8" 14'-4"
37'-5" 8'-1"
37'-5" 10'-1"
37'-5" 12'-1"
37'-5" 14'-1"

30 PSF Frame Live Load

A

 B
28'-8" 8'-4"
28'-8" 10'-4"
28'-8" 12'-4"
28'-8" 14'-4"
36'-11" 7'-1"
36'-11" 9'-1"
36'-11" 11'-11"
36'-11" 13'-11"
 

   Nominal Size                             Dimensions (all figures rounded)

Bldg.

Width

Eave

Height

 

 

50'

12'
50' 14'
50' 16'
50' 20'
60' 12'
60' 14'
60' 16'
60'

20'

12 PSF Frame Live Load

A

B
46'-0" 12'-2"
46'-0" 14'-2"
46'-0" 16'-2"
45'-2" 17'-9"
55'-2" 9'-9"
55'-2" 11'-9"
55'-2" 13'-9"
55'-2" 17'-9"

21 PSF Frame Live Load

A

 B
45'-2" 9'-10"
45'-2" 11'-10"
45'-2" 13'-10"
45'-2" 17'-10"
54'-6" 9'-6"
54'-6" 11'-6"
54'-6" 13'-6"
54'-6" 17'-6"

30 PSF Frame Live Load

A

 B
44'-6" 9'-6"
44'-6" 11'-6"
44'-6" 13'-6"
53'-6" 17'-6"
53'-6" 9'-0"
53'-6" 11'-0"
53'-6" 13'-0"
53'-6" 17'-0"
 

SPAN

30' 40' 50' 60'
12/20 PSF 20'25 20,25 20,25 20,25
21 PSF 20,25 20,25 20,25 20,25
30 PSF 20,25 20,25 20,25 20,25
40 PSF 20 20 20 20
 

 WIND LOADS

70' 80' 90' 100'
MBMA 90 X X X X
SBC 97 X X X X
UBC 97 B X X X -
UBC 97 C X X X -
BOCA 93 B X X - -
BOCA 93 C X X - -
BOCA 96 B X X - -
BOCA 96 C X X - -
NC 96 B X X - -
NC 96 C X X - -
 

FOR 20' SIDEWALL BAY SPACING

SPAN

30' 40' 50' 60'
12/20 PSF 40 40 60 60
21 PSF 40 40 60 60
30 PSF 60 60 60 60
40 PSF 60 60 60 60
FOR 25' SIDEWALL BAY SPACING
SPAN
30' 40' 50' 60'
12/20 PSF 50 50 75 75
21 PSF 50 50 75 75
30 PSF 75 75 75 75
40 PSF N/A N/A N/A N/A